Definition of catecholamine
: any of various amines (such as epinephrine, norepinephrine, and dopamine) that function as hormones or neurotransmitters or both
Recent Examples of catecholamine from the Web
Caffeine prompts the release of natural compounds called catecholamines, including norepinephrine, a stress hormone that can speed the heart rate.
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First Known Use of catecholamine
Medical Definition of catecholamine
: any of various amines (as epinephrine, norepinephrine, and dopamine) that contain a dihydroxy benzene ring, that are derived from tyrosine, and that function as hormones or neurotransmitters or both
Learn More about catecholamine
Britannica.com: Encyclopedia article about catecholamine
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